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On 5-Sep-05, at 6:09 PM, Glenn Maynard wrote:

(I'd avoid using lua_Number for bitmasks, at least, anyway; I use Lua
on systems without hardware doubles, where it's not going to be able
to hold a 32-bit mask.)

Right. Which is why bit vectors ought to be based on something other than numbers :)

Character strings work well, for example.